someone who is amazing and needs to have higher self esteem because she is a gorgeous girl. lee lee is a nickname for someone named karly. Karly is a name that applies to a female that guys are obssesed with. Lee lee is a wild random person, that loves making awkward moments. others tend to hate this but continue to love her anyways cause she is that beautiful and kind.

boy 1: damn lee lee is the best girl ever
boy 2: i know right any guy is lucky to talk to her
boy 1:yea i know dude but i heard shell talk to anyone lets try it
boy 2:anything to talk to that sexy beast

A Lee-Lee is a human thing that when you give her/him sugar and caffeine type substances they become uberly hyper and begin to bounce off the walls. Pepsi is one of the main causes to trigger a Lee-Lee into a stage of hyperness.